Debark in context: Street-network sprawl trends

Debark in context

246<19751976–19901991–20052006–2020SNDi of street additions
246<19751976–19901991–20052006–2020SNDi of entire street network
DebarkAmhara (Region)Ethiopia (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Debark plotted against Amhara and Ethiopia. The SNDi of new construction in Debark rose steadily, compared to Amhara which rose steadily and Ethiopia which followed a zig-zag trend with an overall increase. Most recently, Debark's incremental SNDi rose from 7.08 to 7.3 between 1991-2005 and 2006-2020. In terms of the aggregate network, Debark ranked 40th out of 41 cities in Amhara and 179th out of 181 in Ethiopia as of 2020.

New Street Additions (2006–2020)

SNDi value
7.3
Rank in Ethiopia
174th of 181
Rank in Amhara
39th of 41

Entire Network (Aggregate)

SNDi value
6.1
Rank in Ethiopia
179th of 181
Rank in Amhara
40th of 41

Rankings go from most connected to most disconnected — rank 1 is the most connected.

What about similarly populated cities?

3691215<19751976–19901991–20052006–2020SNDi of street additions
3691215<19751976–19901991–20052006–2020SNDi of entire street network
DebarkKalpettaAfamolla

In new street additions, Debark and Afamolla both built increasingly disconnected streets over time, while Kalpetta built increasingly connected streets from 1975 through 1976-1990, then shifted to more disconnected patterns. For the full network, Debark and Afamolla both became progressively more disconnected, while Kalpetta became more connected from 1975 through 1976-1990, then grew more sprawly from 1976-1990 onwards. Debark and Kalpetta have been converging in their street-network character since 1975.